6, jan ƙarfe gami bawul: dace da PN≤ 2.5mpa ruwa, teku ruwa, oxygen, iska, man fetur da sauran kafofin watsa labarai, kazalika da zafin jiki na -40 ~ 250 ℃ tururi matsakaici, fiye amfani da ZGnSn10Zn2 (tin tagulla), H62 , HPB59-1 (tagulla), QAZ19-2, QA19-4 (aluminum tagulla).7, high zafin jiki jan karfe: dace da nom ...
Kara karantawa